5100515121 has 16 divisors (see below), whose sum is σ = 7642244736. Its totient is φ = 3002309376.

The previous prime is 5100515113. The next prime is 5100515129. The reversal of 5100515121 is 1215150015.

It is an interprime number because it is at equal distance from previous prime (5100515113) and next prime (5100515129).

It is not a de Polignac number, because 5100515121 - 2³ = 5100515113 is a prime.

It is not an unprimeable number, because it can be changed into a prime (5100515129) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2842200 + ... + 2843993.

It is an arithmetic number, because the mean of its divisors is an integer number (477640296).

Almost surely, 2^5100515121 is an apocalyptic number.

It is an amenable number.

5100515121 is a deficient number, since it is larger than the sum of its proper divisors (2541729615).

5100515121 is a wasteful number, since it uses less digits than its factorization.

5100515121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5686232.

The product of its (nonzero) digits is 250, while the sum is 21.

The square root of 5100515121 is about 71417.8907627494. The cubic root of 5100515121 is about 1721.3585715921.

Adding to 5100515121 its reverse (1215150015), we get a palindrome (6315665136).

The spelling of 5100515121 in words is "five billion, one hundred million, five hundred fifteen thousand, one hundred twenty-one".